1. 8 LED Modes for More Expression: Our LED hand car signs are made from ABS and come with 214 LED beads. Show your mood with 4 hand gestures and 4 emojis, namely Tap, Pause, Love You, Finger, and Naughty, Sad, Angry, Happy. The auto finger light is ideal for humorous communication in the car in a safe way. 2. Remote Control with Dual Power Supply: Easily control your car LED sign with the remote, using either TypeC or 3 AAA batteries (not included). The LED finger car light is for longterm use inside the car or as a mobile car gadget. The color is orange when lit. 3. Clearly Visible Day and Night: Thanks to the ultrabright LED lights, your expressions remain visible even in sunlight or rain, ensuring maximum attention and fun on every drive. It can help warn other drivers and grab their attention, or show your appreciation or joy with a friendly gesture or emoji. 4. Easy to Install: Simply clean the window surface, keep it dry, and attach it with hookandloop tape. The LED hand for car rear window requires no drilling, causing no damage. Apply the hookandloop tape and press firmly for 30 seconds. suited for the rear window, fits both car and truck windows.